Home / 18,435,315.65-27,654,302.08-7,075,764.28

Finding the Fourth Proportional to 18,435,315.65, 27,654,302.08 and 7,075,764.28

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Solution

The fourth proportional to 18,435,315.65, 27,654,302.08 and 7,075,764.28 is: 10,614,156.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,435,315.65 : 27,654,302.08 = 7,075,764.28 : x
  2. Step 2: Convert to fraction form
    18,435,315.65/27,654,302.08 = 7,075,764.28/x
  3. Step 3: Cross multiply
    18,435,315.65x = 27,654,302.08 × 7,075,764.28
  4. Step 4: Simplify right side
    18,435,315.65x = 195,675,322,707,722.19
  5. Step 5: Solve for x
    x = 195,675,322,707,722.19/18,435,315.65
  6. Step 6: Final answer
    x = 10,614,156.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.